--- /dev/null
+## Copyright (C) 2007 Michael Goffioul
+## Copyright (C) 2010 Martin Hepperle
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; If not, see <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*-
+## @deftypefn {Function file} {} javaaddpath (@var{path})
+##
+## Adds @var{path} to the dynamic class path of the Java virtual
+## machine. @var{path} can be either a directory where .class files
+## can be found, or a .jar file containing Java classes.
+##
+## @end deftypefn
+## @seealso{javaclasspath}
+
+function javaaddpath (class_path)
+
+ if (nargin != 1)
+ print_usage ();
+ else
+ % MH 30-08-2010: added tilde_expand to allow for specification of user's home
+ new_path = canonicalize_file_name (tilde_expand (class_path));
+ if (exist (new_path, "dir"))
+ if (! strcmp (new_path (end), filesep))
+ new_path = [new_path, filesep];
+ endif
+ elseif (! exist (new_path, "file"))
+ error ("invalid Java classpath: %s", class_path);
+ endif
+ success = java_invoke ("org.octave.ClassHelper", "addClassPath", new_path);
+ endif
+
+endfunction